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Transcript

  • 1. Telescopes • Telescopes are used to see objects that are too far to be seen with the naked eye. • They also provide a closer view of distant things. • Astronomers use large telescopes to study the planets, stars and other objects in space.
  • 2. DID YOU KNOW???? Without telescopes, we would not know much about celestial bodies!
  • 3. LENSES OR MIRRORS?
  • 4. Telescopes with lenses are called refracting telescopes. Lenses bend light. The largest telescopes use mirrors instead of lenses. Telescopes with mirrors are called reflecting telescopes. Mirrors reflect light.
  • 5. PICTURE OF A TELESCOPE EYEPIECE Lens to view the image FOCUS ADJUSTMENT Move this to make the image clearer
  • 6. Big telescopes
  • 7. Small telescopes
  • 8. Galaxy
  • 9. The milky way galaxy
  • 10. The sun
  • 11. Mercury
  • 12. Venus
  • 13. Earth
  • 14. Mars
  • 15. Jupiter
  • 16. Saturn
  • 17. Uranus
  • 18. Neptune
  • 19. PLUTO